WO2010012416A2 - Système et procédé pour acheminer de l'air de recirculation issu d'une cabine d'aéronef - Google Patents

Système et procédé pour acheminer de l'air de recirculation issu d'une cabine d'aéronef Download PDF

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Publication number
WO2010012416A2
WO2010012416A2 PCT/EP2009/005362 EP2009005362W WO2010012416A2 WO 2010012416 A2 WO2010012416 A2 WO 2010012416A2 EP 2009005362 W EP2009005362 W EP 2009005362W WO 2010012416 A2 WO2010012416 A2 WO 2010012416A2
Authority
WO
WIPO (PCT)
Prior art keywords
conveyors
conveyor
aircraft cabin
still functioning
air
Prior art date
Application number
PCT/EP2009/005362
Other languages
German (de)
English (en)
Other versions
WO2010012416A4 (fr
WO2010012416A3 (fr
Inventor
Holger Brunnberg
Dariusz Krakowski
Original Assignee
Airbus Operations Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Airbus Operations Gmbh filed Critical Airbus Operations Gmbh
Priority to JP2011520363A priority Critical patent/JP2011529011A/ja
Priority to US13/056,255 priority patent/US20110171896A1/en
Priority to EP09777403.8A priority patent/EP2310266B1/fr
Priority to CN2009801334083A priority patent/CN102131700B/zh
Priority to BRPI0916526A priority patent/BRPI0916526A2/pt
Priority to CA2732154A priority patent/CA2732154A1/fr
Publication of WO2010012416A2 publication Critical patent/WO2010012416A2/fr
Publication of WO2010012416A3 publication Critical patent/WO2010012416A3/fr
Publication of WO2010012416A4 publication Critical patent/WO2010012416A4/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
    • B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
    • B64D2013/0603—Environmental Control Systems
    • B64D2013/0655—Environmental Control Systems with zone or personal climate controls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
    • B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
    • B64D2013/0603—Environmental Control Systems
    • B64D2013/0688—Environmental Control Systems with means for recirculating cabin air
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/40—Weight reduction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/50—On board measures aiming to increase energy efficiency

Definitions

  • the present invention relates to a system and method for delivering recirculation air from an aircraft cabin.
  • the cabin of a modern passenger aircraft is usually air-conditioned both in flight operation and in ground operation of the aircraft by means of an aircraft-specific air conditioning system.
  • the aircraft air conditioning system is supplied to the engine compressors or auxiliary engine compressors drawn bleed air, which is cooled in the air conditioning units, the so-called air conditioning of the aircraft air conditioning system to a desired low temperature.
  • the air cooled in the air conditioning sacks of the aircraft air conditioning system is directed into a mixer where it is mixed with recirculation air that sucks a recirculation system out of the aircraft cabin.
  • the mixed air produced in the mixer from cold air supplied by the air-conditioning packs and recirculation air sucked out of the aircraft cabin is finally introduced into the aircraft cabin for air-conditioning of the aircraft cabin.
  • the recirculation system of a modern aircraft air conditioning system comprises a plurality of blowers, which may be designed, for example, as low-pressure blowers.
  • the fans are distributed along the aircraft cabin area to be air-conditioned, the speed of the fans being controlled such that each fan delivers a desired air volume flow from the aircraft air-conditioned aircraft cabin area extracted.
  • the airflow volume to be extracted by a fan from the cabin area to be air conditioned depends on various parameters, such as e.g. cabin equipment in the cabin area to be air-conditioned.
  • the remaining still functioning blowers are controlled in a current recirculation system so that they are operated to compensate for the air extraction performance of the failed blower with its maximum power, ie their maximum speed.
  • This form of error compensation is designated as the maximum compensation ⁇ net.
  • a recirculation system has a very high power consumption, which results in an increased fuel consumption of the aircraft.
  • the blower operated under full load in the maximum compensation mode of the recirculation system are exposed to very heavy loads which necessitate additional maintenance, but may also lead to a higher failure rate of these blowers and thus to a limited availability of the overall system.
  • a recirculation system operated in the maximum compensation mode can result in comfort restrictions for the passengers in the aircraft cabin.
  • the blowers operated under full load cause turbulence in the air stream extracted from the aircraft cabin area to be air-conditioned and thus increased noise emissions.
  • flow conditions can develop in the aircraft cabin area to be air-conditioned, which lead locally to drafts which are perceived as unpleasant.
  • the air volume flow actually to be extracted from the failed fan from the aircraft cabin area to be climatized during normal operation of the system is not taken into consideration.
  • the total air volume flow extracted from the recirculation system from the recirculation system from the aircraft cabin area to be air-conditioned can be significantly greater, but also smaller, than the total air volume flow which is discharged from the aircraft cabin area to be air-conditioned during normal operation of the recirculation system.
  • the invention is directed to the object of providing a system and a method for conveying recirculation air from an aircraft cabin which, even in the event of a failure of a conveyor of the recirculation system, enable efficient operation of the overall system without any comfort restrictions for the passengers in the aircraft cabin.
  • This object is achieved by a system for conveying recirculation air from an aircraft cabin having the features of claim 1 and a method for conveying recirculation air from an aircraft cabin having the features of claim 7.
  • a system for conveying recirculation air from an aircraft cabin comprises a plurality of conveying devices which extend along one of air-conditioning cabin area are arranged distributed.
  • the conveyors are used to suck exhaust air, which is intended to be fed into a mixer of an aircraft air conditioning system, from the aircraft cabin area to be air-conditioned.
  • the conveying devices can be arranged, for example, in the region of the side walls of the aircraft cabin area to be air-conditioned, wherein the distribution of the conveyor devices along the side walls of the aircraft cabin area to be air-conditioned can be dependent on the equipment of the aircraft cabin area to be air-conditioned and / or a subdivision of the aircraft cabin area to be air-conditioned into different climatic zones ,
  • the aircraft cabin area to be air-conditioned can be any area of an aircraft cabin.
  • the aircraft cabin area to be air-conditioned can be, for example, a deck of the wide-bodied aircraft, in particular an upper deck of the aircraft cabin.
  • a control device of the recirculation system is adapted to control the conveyors during normal operation of the recirculation system such that each conveyor discharges a predetermined volume of air flow from the aircraft cabin area to be air-conditioned.
  • the air volume flow to be discharged by a conveying device from the aircraft cabin area to be air-conditioned is adapted to the assignment of the conveying device to a specific section of the aircraft cabin area to be air-conditioned. For example, there are sections of the aircraft cabin area to be air-conditioned, from which large quantities of exhaust air are to be discharged.
  • the control device can then control these sections of the aircraft cabin area to be air-conditioned, for example, such that during normal operation of the recirculation system they divert a predetermined air volume flow of, for example, 200 or 300 l / s from the aircraft cabin area to be air-conditioned.
  • sections of the aircraft cabin area to be air-conditioned may also exist, from which only a smaller exhaust air volume flow is to be removed.
  • the control device of the recirculation system can then control, for example, such conveyors assigned to these sections of the aircraft cabin area to be air-conditioned that during normal operation of the recirculation system they discharge a predetermined air volume flow of only 100 l / s from the aircraft cabin area to be air-conditioned.
  • the conveyors may be adjusted for maximum flow to the requirements placed on the conveyors during normal operation of the recirculation system.
  • it makes sense to allocate sections of the aircraft cabin area to be air conditioned, from which only a small predetermined air volume flow is to be removed during normal operation of the recirculation system, conveying devices having a lower maximum delivery capacity and consequently a lower weight and lower power consumption.
  • Portions of the aircraft cabin area to be air-conditioned, from which a large predetermined air volume flow is to be extracted during normal operation of the recirculation system are preferably associated with delivery devices with a larger maximum flow rate.
  • these conveyors have a higher weight and a higher power consumption in comparison to conveyors with a lower maximum delivery.
  • the control device of the recirculation system according to the invention is further configured to control at least a part of the remaining still functioning conveyors in the event of failure of a conveyor, that the total volume flow discharged from the remaining still functioning conveyors from the aircraft cabin area to be air-conditioned is increased by an amount which is one during normal operation of the recirculation system of the failed conveyor from the air-conditioned cabin area to be air-conditioned discharged air volume amount.
  • the delivery rate of at least part of the remaining still functioning conveying devices is increased.
  • the remaining operational conveyors are not operated at their maximum power.
  • the total air volume flow extracted by the remaining still functioning conveyors from the aircraft cabin area to be air-conditioned is only increased by an amount from the airflow extracted from the aircirculation cabin to be air conditioned by these conveyors during normal operation of the recirculation system failed conveyor corresponds to extracted from the air cabin to be air conditioned cabin air volume flow.
  • the delivery rate of the remaining eligible production is increased only by the amount that is required to compensate for the capacity of the failed conveyor.
  • the control device of the recirculation system according to the invention can be adapted to use only a portion of the remaining still functioning conveyors to compensate for the failure of a conveyor in case of failure of a conveyor. Preferably, however, all remaining still functioning conveyors are included in the operation for compensating for the failure of a conveyor of the control device.
  • the recirculation system Unlike in recirculation systems known from the prior art, which change into a maximum compensation operating state in the event of a failure of a conveyor, in the system according to the invention for conveying recirculation air from an aircraft cabin in the event of failure of a conveyor, that of the failed conveyor during normal operation the recirculation system actually takes into account the air volume flow discharged from the aircraft cabin area to be air conditioned.
  • the total air volume flow discharged by the remaining still functioning conveyors out of the aircraft cabin area to be air-conditioned is merely increased by an amount sufficient to compensate for the delivery loss caused by the failure of the conveyor.
  • the total air volume flow discharged from the aircraft cabin area to be climatized in the event of a failure of a conveying device of the recirculation system therefore corresponds to the total air volume flow which is discharged from the aircraft cabin area to be climatized even in normal operation of the recirculation system in which all the conveying devices of the recirculation system are functional.
  • the recirculation system according to the invention is thus characterized by a lower power consumption, by means of which the fuel consumption of the aircraft is also reduced.
  • the remaining still functioning conveyors in case of failure of a conveyor, must not be operated at full load, whereby these conveyors are spared. Thereby, the maintenance of these conveyors and the failure rate of these conveyors can be reduced and consequently the availability of the overall system can be improved.
  • a further advantage of the recirculation system according to the invention is that the flow conditions in the aircraft cabin area to be air-conditioned in the event of a failure of a conveyor by the only need-based comfort.
  • the delivery devices of the recirculation i5 system according to the invention are designed in the form of blowers.
  • the conveyors can be designed, for example, as low-pressure blowers.
  • the control device of the recirculation system according to the invention can then be set up to control a rotational speed of the conveying devices designed in the form of blowers for controlling the air volume flow discharged from the conveyors from the aircraft cabin area to be conditioned.
  • control device of the recirculation system according to the invention can furthermore be set up in the event of a failure of a conveying device of the recirculation system.
  • control device can save the remaining functional
  • the remaining still functioning conveyors consequently each convey an air volume flow from the aircraft cabin area to be air-conditioned, which is calculated from the sum of the recirculation of the conveyors during normal operation of the recirculation system.
  • menstroms results from the air volume flow discharged from the aircraft cabin area to be air-conditioned, and also from the air volume to be discharged from the aircraft cabin area to be compensated for compensating for the conveyor failure.
  • the additional air volume flow to be pumped from each remaining still functioning conveyor to compensate for the conveyor failure is calculated from the quotient of the air volume flow discharged from the failed conveyor during normal operation of the recirculation system from the failed conveyor and the number of remaining still functioning conveyors.
  • the control device can control at least part of the nine remaining still functioning conveyors in that they are operated with a uniformly increased delivery volume which is sufficient to compensate for the delivery volume loss of 200 l / s caused by the failure of the delivery device.
  • the compensating delivery volume of 200 l / s can be distributed to the nine remaining still functioning conveyors, so that each of the remaining still functioning conveyors an additional air flow of 22.2 l / s has to be extracted from the aircraft cabin area to be air-conditioned.
  • the control device includes all nine remaining still functioning conveyors in the compensation operation, the compensating delivery volume of 200 l / s can be distributed to the nine remaining still functioning conveyors, so that each of the remaining still functioning conveyors an additional air flow of 22.2 l / s has to be extracted from the aircraft cabin area to be air-conditioned.
  • only part of the nine remaining still functioning conveyors to compensate for the failure of a conveyor with a delivery volume of 200 l / s is used by the control device.
  • the air volume flow additionally to be conveyed by these conveying devices then increases correspondingly and, in turn, results from the quotient of the air volume flow discharged from the failed conveyor during normal operation of the recirculation system and the number of remaining operative functions used to compensate for the conveyor failure conveyors.
  • control device of the system according to the invention for conveying recirculation air from an aircraft cabin can also be set up to control at least part of the remaining still functioning conveyor in the event of a conveyor failure, such that the remaining still functioning conveyors each one by an amount increased air volume flow from the aircraft cabin to be air-conditioned rich, which is determined by the control device in response to at least one parameter.
  • the control device can distribute the air volume flow to be conveyed additionally from the aircirculation to be airconditioned due to a failure of a conveyor from the remaining still functioning conveyors as a function of at least one parameter weighted onto the remaining functional conveyors.
  • control unit of the recirculation system 10 can only provide for a uniform or only a weighted distribution of the delivery volume of a failed delivery device to be compensated for the remaining functioning delivery devices.
  • control device may also be set up to provide, depending on the operating situation, either a uniform or a weighted distribution of the i5 delivery volume flow to be compensated for a failed delivery device to the remaining still functioning delivery devices.
  • control device in the event of a failure of a conveyor, controls at least a part of the remaining still functional
  • 20 gene conveyors can / can be used, serve / serve, for example, a characteristic of the arrangement of the remaining still functioning conveyors relative to the failed conveyor and / or characteristic of the maximum performance of the remaining still functioning conveyors parameters.
  • 25 remaining functioning conveyor relative to the failed conveyor characteristic parameters can be, for example, the removal of the remaining still functioning conveyor to the failed conveyor.
  • control device of the recirculation system is adapted, in the event of failure of a conveyor, the operation of at least a portion of the remaining still functioning conveyors as a function of the characteristic for the arrangement of the remaining still functioning conveyors relative to the failed conveyor
  • a weighted distribution of the one to be compensated i. be carried out of the remaining still functioning conveyors air volume flow such that directly to the failed conveyor adjacent remaining functioning still conveying facilities dissipate an additional air flow of 40 l / s from the aircraft cabin area to be air-conditioned.
  • further remaining still functioning conveyors can be operated in such a way that they have to convey an additional air volume flow of only 35, 30, 25, 10 or 5 l / s.
  • the flow conditions that occur in the normal operation of the recirculation system according to the invention in the aircraft cabin area to be air-conditioned are particularly little affected. Comfort restrictions for the passengers in the aircraft cabin area to be air-conditioned can thus be avoided in a particularly reliable manner.
  • a control device controls a plurality of conveying devices which are distributed along an aircraft cabin area to be air-conditioned during normal operation of the recirculation system such that each conveyor discharges a predetermined air volume flow out of the aircraft cabin area to be air-conditioned.
  • the control device controls at least a portion of the remaining still functioning conveyors such that the remaining of the still functioning conveyors from the aircraft cabin to be air conditioned area total air volume flow is increased by an amount of a normal operation of the recirculation of the failed conveyor from the volume of air flow discharged to the aircraft cabin area to be air-conditioned speaks.
  • the control device in the event of a failure of a conveying device, can only use a part of the remaining still functioning conveying devices to compensate for the failure of a conveying device. Preferably, however, all remaining still functioning conveyors are included in the operation for compensating for the failure of a conveyor by the control device.
  • the control device for controlling the air volume flow discharged by the delivery devices from the aircraft cabin area to be air-conditioned can control a speed of the delivery devices in the form of blowers, for example low-pressure fans.
  • the control device can control at least part of the remaining still functioning conveyors such that the remaining still functioning conveyors each discharge an increased air volume flow by the same amount from the aircraft cabin area to be air-conditioned.
  • the control device can control the remaining functioning conveyors in such a way that the air volume flow to be compensated due to the failure of a conveyor is distributed equally over the remaining still functioning conveyors.
  • the control device can control at least part of the remaining still functioning conveyors such that the remaining still functioning conveyors each discharge an air volume flow increased by an amount out of the aircraft cabin area to be air conditioned, which is determined by the control device as a function of at least one parameter becomes.
  • the control device can provide a weighted distribution of the air volume flow to be compensated for due to the failure of a conveyor to the remaining operational conveyors.
  • the control device can always provide an equal distribution or a weighted distribution of the air volume flow to be compensated due to the failure of a conveyor to the remaining still functioning conveyors.
  • the control device can also provide either a uniform or a weighted distribution of the air volume flow to be compensated for the remaining still functioning conveyors.
  • the control device can use a parameter which is characteristic of the arrangement of the remaining still functioning conveyors relative to the failed conveyor. This characteristic parameter can be, for example, the removal of a remaining, still functioning conveyor to the failed conveyor.
  • the control device can also take into account a parameter that is characteristic of the maximum output of the remaining still functioning conveyors.
  • the control device preferably controls the operation of at least part of the remaining functioning conveyor devices in dependence on the parameter characteristic of the arrangement of the remaining still functioning conveyors relative to the failed conveyor such that the conveyor device still functioning from a remaining still functioning conveyor Air volume flow conveyed to the aircraft cabin area to be conditioned is increased by an even greater amount, the closer the remaining still functioning conveyor device to the failed conveyor is arranged.
  • remaining still functioning conveyors which are arranged in the immediate vicinity of the failed conveyor, take over a larger portion of the air volume flow to be compensated due to the failure of the conveyor than remaining still functioning conveyors which are further away from the conveyor failed conveyor are positioned.
  • FIG. 1 shows a recirculation system with ten conveyors in normal operation
  • Figure 2 shows the recirculation system of Figure 1, in which a failure of a conveyor by a uniform distribution of the delivered during normal operation of the failed conveyor capacity on the remaining still functioning conveyors is compensated, and
  • FIG. 3 shows a recirculation system according to FIG. 1, in which a failure of a conveyor is compensated for by a weighted distribution of the delivery rate delivered by the failed conveyor in normal operation to the remaining still functioning conveyors.
  • a system 10 for conveying recirculation air from an aircraft cabin comprises ten conveyors 12a-17j designed in the form of low-pressure blowers.
  • the conveying devices 12a-12j are distributed along mutually opposite side walls of an aircraft cabin area 14 to be air-conditioned.
  • the individual conveyors 12a-12j are operated with different delivery rates during normal operation of the recirculation system 10.
  • the operation of the conveyors 12a-12j is controlled by means of an electronic control device 16.
  • the conveyor 12c conveys an air volume flow of 200 l / s from the aircraft cabin region 14 to be air-conditioned.
  • the control device 16 controls the remaining still functioning conveyors 12a, 12b and 12d-12j in such a way that the total air volume flow discharged by the remaining still functioning conveyors 12a, 12b and 12d-12j, which in the normal operation of the recirculation system 10 is 1800 l / s, is increased by an amount corresponding to one during normal operation of the recirculation system 10 from the failed conveyor 12c the air volume flow discharged to the air conditioning cabin area 14 to be conditioned equivalent to 200 l / s.
  • the total air volume flow delivered by the remaining still functioning conveyors 12a, 12b and 12d-12j is increased by 200 l / s from 1800 l / s to 2000 l / s.
  • the electronic controller 16 may control the remaining still functioning conveyors 12a, 12b and 12d-12j, respectively, such that the remaining still functioning conveyors 12a, 12b and 12d-12j each have an increased air volume flow by the same amount remove from the aircraft cabin area 14 to be air-conditioned.
  • the delivery rate of the conveyor 12c in the amount of 200 l / s has to be compensated
  • there is an amount by which the delivery rate of the remaining still functioning conveyors 12a, 12b and 12d to 12j must be increased the quotient of the delivery capacity to be compensated in the amount of 200 l / s and the number of remaining functional i5 conveyors 12a, 12b and 12d-12j. Consequently, as shown in FIG. 2, if the delivery capacity of the failed delivery device 12c is to be compensated equally, the remaining still functioning delivery devices 12a, 12b and 12d-12j will be transferred to the remaining still functioning delivery devices 12a, 12b and 12d-12j conditioned
  • the delivery capacity of the failed conveyor 12c to be compensated may also be in weighted form for the remaining ones
  • 25 functioning conveyors 12a, 12b and 12d-12j are distributed.
  • 3o conveyors 12a, 12b and 12d-12j are used.
  • the electronic control device 16 can control the remaining still functioning conveyors 12a, 12b and 12d-12j in such a way that the air volume flow discharged by a remaining, still functioning conveyor 12a, 12b and 12d-12j out of the aircraft cabin area 14 to be air-conditioned
  • the delivery rate of the conveyors 12d and 12h immediately adjacent to the failed delivery device 12c is increased by 40 l / s in each case.
  • the delivery rate of the conveying device 12g arranged diagonally opposite the failed delivery device 12c is increased by 35 l / s.
  • the conveyor 12d which is also adjacent to the failed conveyor 12c but further away from the failed conveyor 12c than the conveyors 12d and 12h, is operated with a delivery rate increased by 30 l / s.
  • the air volume flow discharged by the conveyor 12i out of the aircraft cabin area 14 to be air-conditioned is increased by 25 l / s.
  • the relatively far from the failed conveyor 12c remote conveyors 12a, 12e, 12f and 12j, however, are operated by only 10 l / s and 5 1/2 increased flow rates.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Ventilation (AREA)
  • Air Conditioning Control Device (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Selective Calling Equipment (AREA)
  • Safety Devices In Control Systems (AREA)

Abstract

La présente invention concerne un système (10) pour acheminer de l'air de recirculation issu d'une cabine d'aéronef, comprenant une pluralité de dispositifs d'acheminement (12a-12j) qui sont répartis le long d'une zone de cabine d'aéronef (14). Un dispositif de commande (16) est agencé pour commander les dispositifs d'acheminement (12a-12j) lorsque le système (10) se trouve dans un mode de fonctionnement normal, de sorte que chaque dispositif d'acheminement (12a-12j) évacue un débit volumique d'air prédéterminé hors de la zone de cabine d'aéronef (14). Le dispositif de commande (16) est également agencé pour, en cas de panne affectant un dispositif d'acheminement (12c), commander au moins une partie des dispositifs d'acheminement (12a, 12b et 12d bis 12j) encore fonctionnels restants de sorte que le débit volumique d'air global évacué de la zone de cabine d'aéronef (14) par les dispositifs d'acheminement (12a, 12b, 12d-12j) encore fonctionnels restants, est augmenté d'une valeur qui correspond à une valeur de débit volumique d'air évacué de la zone de cabine d'aéronef (14) par le dispositif d'acheminement (12c) en panne lorsque le système (10) se trouve dans un mode de fonctionnement normal.
PCT/EP2009/005362 2008-07-28 2009-07-23 Système et procédé pour acheminer de l'air de recirculation issu d'une cabine d'aéronef WO2010012416A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011520363A JP2011529011A (ja) 2008-07-28 2009-07-23 航空機キャビンから循環空気を排出するためのシステム及び方法
US13/056,255 US20110171896A1 (en) 2008-07-28 2009-07-23 System And Method For Pumping Recirculation Air From An Aircraft Cabin
EP09777403.8A EP2310266B1 (fr) 2008-07-28 2009-07-23 Système et procédé pour acheminer de l'air de recirculation issu d'une cabine d'aéronef
CN2009801334083A CN102131700B (zh) 2008-07-28 2009-07-23 用于从飞机机舱泵浦再循环空气的系统和方法
BRPI0916526A BRPI0916526A2 (pt) 2008-07-28 2009-07-23 sistema e método para transportar ar de recirculação de uma cabine de aeronave
CA2732154A CA2732154A1 (fr) 2008-07-28 2009-07-23 Systeme et procede pour acheminer de l'air de recirculation issu d'une cabine d'aeronef

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8397708P 2008-07-28 2008-07-28
US61/083,977 2008-07-28
DE102008035122.9 2008-07-28
DE102008035122A DE102008035122B4 (de) 2008-07-28 2008-07-28 System und Verfahren zur Förderung von Rezirkulationsluft aus einer Flugzeugkabine

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Publication Number Publication Date
WO2010012416A2 true WO2010012416A2 (fr) 2010-02-04
WO2010012416A3 WO2010012416A3 (fr) 2010-04-15
WO2010012416A4 WO2010012416A4 (fr) 2010-06-10

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US (1) US20110171896A1 (fr)
EP (1) EP2310266B1 (fr)
JP (1) JP2011529011A (fr)
CN (1) CN102131700B (fr)
BR (1) BRPI0916526A2 (fr)
CA (1) CA2732154A1 (fr)
DE (1) DE102008035122B4 (fr)
RU (1) RU2011105762A (fr)
WO (1) WO2010012416A2 (fr)

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CN102131700B (zh) 2013-10-30
BRPI0916526A2 (pt) 2015-11-10
RU2011105762A (ru) 2012-09-10
DE102008035122A1 (de) 2010-02-11
EP2310266B1 (fr) 2014-07-02
DE102008035122B4 (de) 2011-01-13
WO2010012416A3 (fr) 2010-04-15
JP2011529011A (ja) 2011-12-01
EP2310266A2 (fr) 2011-04-20
CA2732154A1 (fr) 2010-02-04
CN102131700A (zh) 2011-07-20
US20110171896A1 (en) 2011-07-14

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